Managed XDR

vtdl_f2uyzo05 — malware analysis report

File info

Filename
vtdl_f2uyzo05
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 936, Name of Creating Application: Microsoft Excel, Create Time/Date: Fri Jun 5 18:17:20 2015, Last Saved Time/Date: Tue Jan 23 03:15:00 2024, Security: 0
File size
80.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
ed32e1eaa9872769b73930265102c21c2d3ef174
SHA256
44b6951f2f1239c95335ad93cd58af8aec6d16f0aa1b53b76aac7d5ae1e5667b
MD5
d6e8e3beac3c14aab699b5868554bf23

Signatures

Execution

T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

Privilege Escalation

T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1064 office_macros: The document contains macroses (total: 4)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining

Other

yara_rules: Static rules
creates_doc: Creates (office) documents in the file system
office_summary: The document contains suspicious metadata
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call